Cassette, 37mm, 3 pc, 0.8µm Polycarbonate, 50/Box Back Catalog number: GC738PC Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 801453 O-Ring/Gasket Kit, GilAir-5 Price on request 800783-3 Diagnostic Panel with Stand, Hi/Lo (2-50cc, 20-200cc, 0.5-5LPM) Price on request 400919 AIRCON DIAPHRAM 2" (EACH) 4 REQUIRED Price on request